20342526825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1\times {\mathrm{277}}^1$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 36038407680

約数和(自身を除く): 15695880855

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 239, 241, 255, 277, 425, 717, 723, 831, 1195, 1205, 1275, 1385, 3585, 3615, 4063, 4097, 4155, 4709, 5975, 6025, 6925, 12189, 12291, 14127, 17925, 18075, 20315, 20485, 20775, 23545, 57599, 60945, 61455, 66203, 66757, 70635, 101575, 102425, 117725, 172797, 198609, 200271, 287995, 304725, 307275, 331015, 333785, 353175, 863985, 979183, 993045, 1001355, 1125451, 1134869, 1439975, 1655075, 1668925, 2937549, 3376353, 3404607, 4319925, 4895915, 4965225, 5006775, 5627255, 5674345, 14687745, 15954923, 16881765, 17023035, 24479575, 28136275, 28371725, 47864769, 73438725, 79774615, 84408825, 85115175, 239323845, 271233691, 398873075, 813701073, 1196619225, 1356168455, 4068505365, 6780842275, 20342526825]

約数ペア:

[(1, 20342526825), (3, 6780842275), (5, 4068505365), (15, 1356168455), (17, 1196619225), (25, 813701073), (51, 398873075), (75, 271233691), (85, 239323845), (239, 85115175), (241, 84408825), (255, 79774615), (277, 73438725), (425, 47864769), (717, 28371725), (723, 28136275), (831, 24479575), (1195, 17023035), (1205, 16881765), (1275, 15954923), (1385, 14687745), (3585, 5674345), (3615, 5627255), (4063, 5006775), (4097, 4965225), (4155, 4895915), (4709, 4319925), (5975, 3404607), (6025, 3376353), (6925, 2937549), (12189, 1668925), (12291, 1655075), (14127, 1439975), (17925, 1134869), (18075, 1125451), (20315, 1001355), (20485, 993045), (20775, 979183), (23545, 863985), (57599, 353175), (60945, 333785), (61455, 331015), (66203, 307275), (66757, 304725), (70635, 287995), (101575, 200271), (102425, 198609), (117725, 172797)]